1 files changed, 81 insertions, 0 deletions
diff --git a/src/vendorcode/cavium/include/bdk/libbdk-boot/bdk-watchdog.h b/src/vendorcode/cavium/include/bdk/libbdk-boot/bdk-watchdog.h
new file mode 100644
index 0000000000..45f6efb537
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+++ b/src/vendorcode/cavium/include/bdk/libbdk-boot/bdk-watchdog.h
@@ -0,0 +1,81 @@
+/***********************license start***********************************
+* Copyright (c) 2003-2017  Cavium Inc. (support@cavium.com). All rights
+* reserved.
+*
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are
+* met:
+*
+*   * Redistributions of source code must retain the above copyright
+*     notice, this list of conditions and the following disclaimer.
+*
+*   * Redistributions in binary form must reproduce the above
+*     copyright notice, this list of conditions and the following
+*     disclaimer in the documentation and/or other materials provided
+*     with the distribution.
+*
+*   * Neither the name of Cavium Inc. nor the names of
+*     its contributors may be used to endorse or promote products
+*     derived from this software without specific prior written
+*     permission.
+*
+* This Software, including technical data, may be subject to U.S. export
+* control laws, including the U.S. Export Administration Act and its
+* associated regulations, and may be subject to export or import
+* regulations in other countries.
+*
+* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
+* AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR
+* WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT
+* TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
+* REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT
+* DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES
+* OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR
+* PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT,
+* QUIET POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE ENTIRE  RISK
+* ARISING OUT OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
+***********************license end**************************************/
+
+/**
+ * @file
+ *
+ * Utility functions for controlling the watchdog during boot
+ *
+ * @defgroup watchdog Watchdog related functions
+ * @{
+ */
+
+/**
+ * Setup the watchdog to expire in timeout_ms milliseconds. When the watchdog
+ * expires, the chip three things happen:
+ * 1) Expire 1: interrupt that is ignored by the BDK
+ * 2) Expire 2: DEL3T interrupt, which is disabled and ignored
+ * 3) Expire 3: Soft reset of the chip
+ *
+ * Since we want a soft reset, we actually program the watchdog to expire at
+ * the timeout / 3.
+ *
+ * @param timeout_ms Timeout in milliseconds. If this is zero, the timeout is taken from the
+ *                   global configuration option BDK_BRD_CFG_WATCHDOG_TIMEOUT
+ */
+extern void bdk_watchdog_set(unsigned int timeout_ms);
+
+/**
+ * Signal the watchdog that we are still running
+ */
+extern void bdk_watchdog_poke(void);
+
+/**
+ * Disable the hardware watchdog
+ */
+extern void bdk_watchdog_disable(void);
+
+/**
+ * Return true if the watchdog is configured and running
+ *
+ * @return Non-zero if watchdog is running
+ */
+extern int bdk_watchdog_is_running(void);
+
+/** @} */